Which of the following sets of scores has the greatest variability?
A)7,10,11,15,19
B)7,7,8,8,10,11
C)7,7,7,7,7,7
D)6,6,7,7,7,7

Question

Quizplus · Accepted Answer

To determine the variability of a set of scores, we look at how spread out the scores are. A set with a greater range of scores (the difference between the highest and lowest scores) has greater variability. Set A has the greatest range (19-7=12) compared to sets B, C, and D. Therefore, set A has the greatest variability.

Which of the Following Sets of Scores Has the Greatest